APA-ийн эшлэл(7 дахь хэвлэлт)

Sparks, R. J. (2014). Where the Negroes are masters: An African port in the era of the slave trade. Harvard University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Sparks, Randy J. Where the Negroes Are Masters: An African Port in the Era of the Slave Trade. Cambridge, Massachusetts ; London, England: Harvard University Press, 2014.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Sparks, Randy J. Where the Negroes Are Masters: An African Port in the Era of the Slave Trade. Harvard University Press, 2014.